php读取javascript设置的cookies的代码

<script language="JavaScript" type="text/javascript">
function setmycookie(name) //主要里面的参数
{
$name = "thename";
$namev = test.num.value;
var date = new Date();
$livetime = 5*24*3600*1000;
date.setTime(date.getTime()+$livetime);
document.cookie =name+"="+$namev+";expires="+date.toGMTString();
document.cookie = "uername=sasas;expires="+date.toGMTString();
</script>

<?php
$str = $_COOKIE('name');//里面的参数就是上面设置的那个名字
?>